Add note on advanced ns vs custom in account-custom-nameservers

Author: RebeccaTamachiro

src/content/docs/dns/nameservers/custom-nameservers/account-custom-nameservers.mdx

@@ -20,6 +20,10 @@ import { Example, Render, Tabs, TabItem } from "~/components"
 
 Account custom nameservers are available for customers on Business (after [contacting Cloudflare Support](/support/contacting-cloudflare-support/)) or Enterprise plans. Once configured, account custom nameservers can be used by all zones in the account, regardless of the zone plan. Via API or on the dashboard.
 
+:::note
+<Render file="ns-advanced-vs-custom" />
+:::
+
 ## Configuration conditions
 
 For this configuration to be possible, a few conditions apply: